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#include "io.h"
#include "../cstr/cstr.h"
#include "../aec/aec.h"
#include "../sys/types.h"
void __wstdn(const char *buf, u64 n)
{
write(STDOUT_FD, buf, n);
}
void wstd(const char *buf)
{
__wstdn(buf, cstr_length(buf));
}
unsigned long rstd(char *buf, unsigned long count)
{
return read(STDIN_FD, buf, count);
}
void wf(unsigned int fd, char *buf)
{
write(fd, buf, cstr_length(buf));
}
void putchar(const char c)
{
__wstdn(&c, 1);
}
void wstdf__(const char *buf, const void **args)
{
wff__(STDOUT_FD, buf, args);
}
void wff__(unsigned int fd, const char *buf, const void **args)
{
const char *start = buf;
char stoi_buf[32] = "";
int i;
for (; *buf; ++buf) {
if (*buf == '%') {
if (buf - start > 0)
write(fd, start, buf - start);
++buf;
switch (*buf) {
case '%': __wstdn("%", 1); break;
case 's':
write(fd, ((const char **)args)[0], cstr_length(((const char**)args)[0]));
++args;
break;
case 'i':
for (i = 0; i < 32; ++i)
stoi_buf[i] = 0;
i64_to_cstr(((u64 *)args)[0], stoi_buf, 32);
write(fd, stoi_buf, cstr_length(stoi_buf));
++args;
break;
case 'u':
for (i = 0; i < 32; ++i)
stoi_buf[i] = 0;
u64_to_cstr(((u64 *)args)[0], stoi_buf, 32);
write(fd, stoi_buf, cstr_length(stoi_buf));
++args;
break;
case 'S':
sgr(((const char **)args)[0]);
++args;
break;
case 'F':
foreground(((const char **)args)[0]);
++args;
break;
case 'B':
background(((const char **)args)[0]);
++args;
break;
}
start = buf + 1;
}
}
if (buf - start > 0)
write(fd, start, buf - start);
}
char __buf[BUFSIZ] = { 0 };
int get_next_line_from_fd(unsigned int fd, char *linebuf)
{
u64 size = 0;
char *line = __buf;
while (*line && *line != '\n') line++;
if (!*line) {
size = cstr_length(__buf);
i64 s = read(fd, __buf + size, BUFSIZ - size - 1);
if (s == 0 && size == 0) {
return -1;
} else if (s == 0) {
for (int i = 0; i < size; ++i) linebuf[i] = __buf[i];
__buf[0] = 0;
return size;
}
__buf[s] = 0;
while (*line && *line != '\n') line++;
if (!*line) {
return -2;
}
}
*line = 0;
++line;
size = cstr_length(__buf);
for (int i = 0; __buf[i]; ++i) linebuf[i] = __buf[i];
linebuf[size] = 0;
int i = 0;
for (; *line; ++i) {
__buf[i] = *line;
++line;
}
__buf[i] = 0;
return size;
}
#ifdef IO_LIB_UNIT_TEST
int main() {
wstdf("%s %S%F%s%S\n", "hallo", SGR_UNDERLINE, COLOR_RED, "welt", SGR_RESET);
}
#endif
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